Check type using isInstanceOf

Philippus · Philippus · commit 2775891c9f72 · 2020-03-08T14:39:12.000+01:00
diff --git a/shared/src/main/scala/scala/util/parsing/combinator/PackratParsers.scala b/shared/src/main/scala/scala/util/parsing/combinator/PackratParsers.scala
@@ -107,7 +107,7 @@ trait PackratParsers extends Parsers {
     val q = super.phrase(p)
     new PackratParser[T] {
       def apply(in: Input) = in match {
-        case in: PackratReader[_] => q(in)
+        case in if in.isInstanceOf[PackratReader[_]] => q(in)
         case in => q(new PackratReader(in))
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -107,7 +107,7 @@ trait PackratParsers extends Parsers {`
`107`	`107`	`val q = super.phrase(p)`
`108`	`108`	`new PackratParser[T] {`
`109`	`109`	`def apply(in: Input) = in match {`
`110`		`- case in: PackratReader[_] => q(in)`
	`110`	`+ case in if in.isInstanceOf[PackratReader[_]] => q(in)`
`111`	`111`	`case in => q(new PackratReader(in))`
`112`	`112`	`}`
`113`	`113`	`}`